val get_dims : Sdlvideo.surface -> int * int
val get_color_list :
  int array array ->
  Sdlvideo.surface ->
  (Sdlvideo.color, int) Hashtbl.t ->
  (int, float * float * float) Hashtbl.t ->
  int -> int -> int ref -> Sdlvideo.color list ref -> unit
val sdl_init : unit -> unit
val color_float : 'a array -> int -> 'b list -> ('b * 'a) list
val maincolor :
  string ->
  Sdlvideo.color list * int array array *
  (int, float * float * float) Hashtbl.t
